Citizen Cincom M32
Key Specifications
max bar diameter
max part length
number of axes
main spindle speed
sub spindle speed
guide bushing
Overview
The Citizen Cincom M32 is an advanced Swiss-type CNC sliding headstock lathe designed for high-complexity, multi-axis machining of bar stock up to 32 mm in diameter. Where the L-series targets high-speed production of medium-complexity parts, the M32 is positioned as a more fully-featured platform with an emphasis on multi-axis simultaneous machining and back-working capability, making it a preferred choice for the most complex Swiss-turned components in medical, aerospace, and precision instrument applications.
The M32 incorporates Citizen's LFV (Low Frequency Vibration) chip-breaking technology, providing the same stringy-chip elimination benefits found across the Cincom lineup. In the M32's configuration, LFV is complemented by a more extensive tooling capacity and additional axis combinations, allowing programmers to assign aggressive cutting strategies on difficult alloys with confidence that chip control will not require process interruptions. The machine's sub-spindle is fully capable, supporting complete back-end machining including threading, grooving, drilling, and milling on finished part reverse faces.
The M32 typically ships with a B-axis unit on the tool post, enabling angular tool positioning for compound-angle drilling, helical milling, and tapered bore operations that would otherwise require rotary index fixtures or secondary setups. This B-axis capability distinguishes the M32 from simpler Swiss lathes in the same bar capacity class and significantly expands the range of part geometries that can be completed in a single machine cycle. The Citizen CINCOM control's simultaneous multi-axis interpolation processes B-axis motion together with linear and rotary axes, allowing complex contouring without manual tool repositioning.
Citizen Machinery's application support for the M32 includes factory application engineering, sample part cutting demonstrations, and tooling packages configured for specific industry applications. The machine is frequently cited by medical device contract manufacturers as a primary platform for complex bone anchor, spinal implant, and laparoscopic instrument component production, where the combination of tight tolerances, complex geometries, and difficult materials makes the M32's full capability set a practical necessity rather than a premium option.
Full Specifications
| Parameter | Value |
|---|---|
| Max Bar Diameter | 32 mm (1.26 in) |
| Max Part Length | 200 mm (7.87 in) with guide bushing |
| Number Of Axes | Up to 15 (configuration-dependent) |
| Main Spindle Speed | 10,000 rpm |
| Sub Spindle Speed | 10,000 rpm |
| Guide Bushing | Yes (guide bushing-less option available) |
| Live Tools | Yes — B-axis milling unit, gang plate, and rear tooling |
| Live Tool Speed | 6,000 rpm (standard) / 12,000 rpm (high-speed option) |
| CNC Control | Citizen CINCOM (Mitsubishi-based) |
| Machine Weight | Approx. 2,400 kg (5,300 lb) |
| Cnc | CNC自動旋盤がどんな機能や特徴を持っているか解説。 |
| Creation | 当社の情報誌「CREATION」のバックナンバーを掲載。 |
Specifications sourced from cmj.citizen.co.jp — verified 2026-03-28
Strengths & Limitations
Strengths
- B-axis unit enables compound-angle drilling and angular milling in a single setup — expands part complexity beyond standard Swiss lathe capability
- LFV chip control plus up to 15 simultaneous axes deliver complete machining of the most complex medical and aerospace Swiss-turned components
- Dual 10,000 rpm spindles support high-speed strategies on main and sub-spindle operations simultaneously, maximizing cycle efficiency
- Guide bushing-less configuration available to reduce bar remnant waste on short workpiece production
Limitations
- Higher acquisition cost than the Cincom L32 — M32 capability is best justified on complex multi-axis parts that fully utilize B-axis and additional tooling capacity
- Programming complexity increases significantly with B-axis and 15-axis simultaneous machining — skilled CNC programmers familiar with Citizen CINCOM are required
- Footprint and service access requirements are greater than simpler Swiss lathes, requiring adequate floor space and coolant management infrastructure
Best For
Frequently Asked Questions
01
The L32 and M32 are both 32 mm Swiss-type lathes from Citizen, but the M32 adds a B-axis milling unit and additional axis capacity for more complex compound-angle machining. The L32 is well-suited for high-speed production of medium-complexity parts, while the M32 targets the highest complexity work where B-axis angular positioning and additional simultaneous axes are required. The M32 carries a higher price point reflecting its expanded tooling capability.
02
Yes. Like other Cincom L and M series machines, the M32 can be configured for guide bushing-less operation, which replaces the standard guide bushing with a short collet guide. This mode reduces bar remnant length and is preferred when running expensive bar stock where minimizing remnant waste has a significant material cost impact. Standard guide bushing mode provides better workpiece support for longer parts.
03
The M32 accommodates tools across multiple stations including the gang tool plate, B-axis milling unit, and rear working tooling, typically supporting 30 or more tool positions depending on configuration. The exact number of simultaneously loaded tools depends on the specific machine configuration and optional tooling units specified at purchase. Citizen's application engineers assist with tooling layout optimization for specific part families.
Videos
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Community Discussions
Community discussion — POST PROCESSOR Citizen cincom M32 - CNCzone
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Links to community discussions. Summaries are editorial — visit the original thread for full context.




